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    <div class="login">
        <div class="top">
            <h3>天唐票务</h3>
            <span class="num">账号</span><input class="log_num" maxlength="11"  type="text" oninput = "value=value.replace(/[^\d]/g,'')">
        </div>
        <div class="bottom">
            <div class="b_input">
            <span class="pas">密码</span><input class="log_pas" maxlength="20" type="password" autocomplete="new-password"></div>
            <div class="tips">
                <div class="scroll_box">
                    <input type="submit" class="submit log_sub">
                    <span class="tips_Inner">输入账号有误！</span>
                </div>
              
            </div>
            
        </div>
       
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